Saw blade



FIG. 1 is a perspective view of a saw blade according to the present disclosure;

FIG. 2 is a front view of the saw blade of FIG. 1; the rear view of the saw blade is a mirror image of the front view; and,

FIG. 3 is a bottom view of the saw blade of FIG. 2; the top, left and right side views are identical to the bottom view.

All broken line showing of portions of the saw blade are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a saw blade, as shown and described. 